What you need to know about JAL Japan Airlines mobile apps
JAL Japan Airlines provides an iOS app that is compatible with iPhone, iPod, and iPad.
For JAL Japan Airlines JAL Mileage Bank members, you'll be able to manage your account from the app, though using their website will no doubt provide more functionality
JAL Japan Airlines has an Android app that works with most Android tablets, phones, and some Android Wear devices. You can get the same stuff done on the Android app as you can on the iOS app for JAL Japan Airlines.
Instead of downloading the mobile app, you can try visiting the mobile website of JAL Japan Airlines to find flights and manage reservations. Click here for their website.